diff --git a/.gitea/workflows/api-docs.yml b/.gitea/workflows/api-docs.yml
index 1d3acdc..2e6ffca 100644
--- a/.gitea/workflows/api-docs.yml
+++ b/.gitea/workflows/api-docs.yml
@@ -16,7 +16,7 @@ env:
 
 jobs:
   test:
-    runs-on: [nodejs, light, self-hosted]
+    runs-on: [self-hosted]
     defaults:
       run:
         working-directory: ./services/api-docs
diff --git a/.gitea/workflows/api-gateway.yml b/.gitea/workflows/api-gateway.yml
index 20ed331..814de3f 100644
--- a/.gitea/workflows/api-gateway.yml
+++ b/.gitea/workflows/api-gateway.yml
@@ -16,7 +16,7 @@ env:
 
 jobs:
   test:
-    runs-on: [java, heavy, self-hosted]
+    runs-on: [self-hosted]
     defaults:
       run:
         working-directory: ./services/api-gateway
diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index c14bfed..c26cb4c 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -13,7 +13,7 @@ env:
 jobs:
   # Java Spring Boot API Gateway
   api-gateway:
-    runs-on: [java, heavy, self-hosted]
+    runs-on: [self-hosted]
     defaults:
       run:
         working-directory: ./services/api-gateway
diff --git a/.gitea/workflows/frontend.yml b/.gitea/workflows/frontend.yml
index cf324eb..6cd6d89 100644
--- a/.gitea/workflows/frontend.yml
+++ b/.gitea/workflows/frontend.yml
@@ -16,7 +16,7 @@ env:
 
 jobs:
   test:
-    runs-on: [frontend, light, self-hosted]
+    runs-on: [self-hosted]
     defaults:
       run:
         working-directory: ./frontend
diff --git a/.gitea/workflows/integration-tests.yml b/.gitea/workflows/integration-tests.yml
index 99af5d6..65a780c 100644
--- a/.gitea/workflows/integration-tests.yml
+++ b/.gitea/workflows/integration-tests.yml
@@ -12,7 +12,7 @@ env:
 
 jobs:
   integration-tests:
-    runs-on: [docker, integration, self-hosted]
+    runs-on: [self-hosted]
     
     services:
       postgres:
diff --git a/.gitea/workflows/service-adapters.yml b/.gitea/workflows/service-adapters.yml
index fab952c..fff9f7b 100644
--- a/.gitea/workflows/service-adapters.yml
+++ b/.gitea/workflows/service-adapters.yml
@@ -16,7 +16,7 @@ env:
 
 jobs:
   test:
-    runs-on: [python, self-hosted]
+    runs-on: [self-hosted]
     defaults:
       run:
         working-directory: ./services/service-adapters
diff --git a/runners/config_docker.yaml b/runners/config_docker.yaml
index 79b64df..dd63d40 100644
--- a/runners/config_docker.yaml
+++ b/runners/config_docker.yaml
@@ -43,9 +43,6 @@ runner:
   # If it's empty when registering, it will ask for inputting labels.
   # If it's empty when execute `daemon`, will use labels in `.runner` file.
   labels:
-    # Primary optimized images (checked first)
-    - "docker:docker://docker:24-dind"
-    - "integration:docker://docker:24-dind"
     # Fallback images (checked last)
     - "ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"
     - "self-hosted:docker://docker.gitea.com/runner-images:ubuntu-latest"
diff --git a/runners/config_heavy.yaml b/runners/config_heavy.yaml
index f9d1c42..dd63d40 100644
--- a/runners/config_heavy.yaml
+++ b/runners/config_heavy.yaml
@@ -43,10 +43,6 @@ runner:
   # If it's empty when registering, it will ask for inputting labels.
   # If it's empty when execute `daemon`, will use labels in `.runner` file.
   labels:
-    # Primary optimized images (checked first)
-    - "java:docker://openjdk:17-slim"
-    - "python:docker://python:3.11-slim"
-    - "heavy:docker://openjdk:17-slim"
     # Fallback images (checked last)
     - "ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"
     - "self-hosted:docker://docker.gitea.com/runner-images:ubuntu-latest"
diff --git a/runners/config_light.yaml b/runners/config_light.yaml
index d8f9cbb..dd63d40 100644
--- a/runners/config_light.yaml
+++ b/runners/config_light.yaml
@@ -43,10 +43,6 @@ runner:
   # If it's empty when registering, it will ask for inputting labels.
   # If it's empty when execute `daemon`, will use labels in `.runner` file.
   labels:
-    # Primary optimized images (checked first)
-    - "nodejs:docker://node:20-slim"
-    - "frontend:docker://node:20-slim"
-    - "light:docker://node:20-slim"
     # Fallback images (checked last)
     - "ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"
     - "self-hosted:docker://docker.gitea.com/runner-images:ubuntu-latest"
diff --git a/runners/config_security.yaml b/runners/config_security.yaml
index 4cba9ee..dd63d40 100644
--- a/runners/config_security.yaml
+++ b/runners/config_security.yaml
@@ -43,9 +43,6 @@ runner:
   # If it's empty when registering, it will ask for inputting labels.
   # If it's empty when execute `daemon`, will use labels in `.runner` file.
   labels:
-    # Primary optimized images (checked first)
-    - "security:docker://alpine:3.19"
-    - "scan:docker://alpine:3.19"
     # Fallback images (checked last)
     - "ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"
     - "self-hosted:docker://docker.gitea.com/runner-images:ubuntu-latest"